diff --git a/drivers/platform/x86/intel_mid_powerbtn.c b/drivers/platform/x86/intel_mid_powerbtn.c
index 596ac9f3e89d..ac02a0b8bef3 100644
--- a/drivers/platform/x86/intel_mid_powerbtn.c
+++ b/drivers/platform/x86/intel_mid_powerbtn.c
@@ -94,6 +94,7 @@ static irqreturn_t mid_pb_isr(int irq, void *dev_id)
 		input_sync(input);
 	}
 
+	ddata->ack(ddata);
 	return IRQ_HANDLED;
 }